Try to appreciate the world from another angle ________ you will find how wonderful life is.
We will be shown around the city: schools, museums and some other places _______ other visitors seldom go.
The Second World War_______ millions of people were killed ended in 1945.
This is an unpleasant subject _______ we might argue for a long while.
Most parents forbid their children_______ much time TV. They think it's a waste of time.
He_______ his students lessons though he was not feeling well.